Beispiel #1
0
  private void processMouseWheelEvent(final Event event) {
    final int dir = DOM.eventGetMouseWheelVelocityY(event);

    if (dir < 0) {
      increaseValue(false);
    } else {
      decreaseValue(false);
    }

    delayedValueUpdater.trigger();

    DOM.eventPreventDefault(event);
    DOM.eventCancelBubble(event, true);
  }
Beispiel #2
0
  @Override
  public void onBrowserEvent(Event event) {
    if (disabled || readonly) {
      return;
    }
    final Element targ = DOM.eventGetTarget(event);

    if (DOM.eventGetType(event) == Event.ONMOUSEWHEEL) {
      processMouseWheelEvent(event);
    } else if (dragging || targ == handle) {
      processHandleEvent(event);
    } else if (targ == smaller) {
      decreaseValue(true);
    } else if (targ == bigger) {
      increaseValue(true);
    } else if (DOM.eventGetType(event) == Event.MOUSEEVENTS) {
      processBaseEvent(event);
    } else if (BrowserInfo.get().isGecko() && DOM.eventGetType(event) == Event.ONKEYPRESS
        || !BrowserInfo.get().isGecko() && DOM.eventGetType(event) == Event.ONKEYDOWN) {

      if (handleNavigation(event.getKeyCode(), event.getCtrlKey(), event.getShiftKey())) {

        feedbackPopup.show();

        delayedValueUpdater.trigger();

        DOM.eventPreventDefault(event);
        DOM.eventCancelBubble(event, true);
      }
    } else if (targ.equals(getElement()) && DOM.eventGetType(event) == Event.ONFOCUS) {
      feedbackPopup.show();
    } else if (targ.equals(getElement()) && DOM.eventGetType(event) == Event.ONBLUR) {
      feedbackPopup.hide();
    } else if (DOM.eventGetType(event) == Event.ONMOUSEDOWN) {
      feedbackPopup.show();
    }
    if (WidgetUtil.isTouchEvent(event)) {
      event.preventDefault(); // avoid simulated events
      event.stopPropagation();
    }
  }